|
||
Go to Encyclopedia of Life...
Broad, robust, cuneiform, very shining, black, sorcetimcs with a faint brassy lustre; glabrous above, the punctures of the under surface and legs each bearing a very minute ochraceous scale. Head finely punctate, transversely depressed between the eyes; rostrum as long as or a little longer than the head and prothorax, very stout, strongly arcuate, closely punctate, the antennae inserted at about the middle. Prothorax transversely convex, broad, somewhat rounded at the sides, abruptly narrowed and tabulate in front; almost smooth on the disc, obliquely strigose and finely punctate at the sides, the basal margin with a row of fine punctures. Elytra triangular, very uneven (the transverse basal excavation deep and the subapical callosities prominent); finely punctate-striate, the striae 2-4 partly obliterated on the disc, the interstices flat and almost smooth. Pygidium densely punctate. Beneath coarsely and closelv, a broad space down the middle of the metasternum and abdomen sparsely and finely, punctate, the propleura obliquely rugose. Presternum with two short longitudinal sulci near the apex. Anterior coxae widely separated. Legs rugosely punctate; femora sulcate beneath, the anterior pair armed with a stout, oblique, truncated tooth and sometimes with a smaller tooth on the opposite ridge in a line with it, the other femora also with a small tooth, all faintly serrulate between this and the base; anterior tibiae widened on the inner edge from about the basal third; anterior tarsi slightly dilated and hairy in the male. Length 5 1/10-6 1/8 mm, breadth 2 3/5-3 1/4 mm.
|
||